Dyson Cordless Vacuum Cleaner Tool adaptor to allow your Dyson V7, V8, V10, SV10, SV11 to use tools from DC16, DC23, DC24, DC25, DC27, DC33, DC34, DC35, DC40, DC41, DC55, DC59 and V6 Not suitable for use with electronically driven attachments. High quality replacement spare part Compatible with the following models: Dyson SV10, SV11, V10, V7, V8